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Finding the Fourth Proportional to 37,540.44, 51,805.80 and 20,773.44

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Solution

The fourth proportional to 37,540.44, 51,805.80 and 20,773.44 is: 28,667.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,540.44 : 51,805.80 = 20,773.44 : x
  2. Step 2: Convert to fraction form
    37,540.44/51,805.80 = 20,773.44/x
  3. Step 3: Cross multiply
    37,540.44x = 51,805.80 × 20,773.44
  4. Step 4: Simplify right side
    37,540.44x = 1,076,184,677.95
  5. Step 5: Solve for x
    x = 1,076,184,677.95/37,540.44
  6. Step 6: Final answer
    x = 28,667.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.